CVE-2018-6343

State: Published
Severity: 7.5 High
Published: Dec 31, 2018
Updated: May 6, 2025
Reserved: Jan 26, 2018

Description

Proxygen fails to validate that a secondary auth manager is set before dereferencing it. That can cause a denial of service issue when parsing a Certificate/CertificateRequest HTTP2 Frame over a fizz (TLS 1.3) transport. This issue affects Proxygen releases starting from v2018.10.29.00 until the fix in v2018.11.19.00.

Scores

CVSS	Score	Vector	Source
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	CISA-ADP

Weaknesses

CWE-476 NULL Pointer Dereference (CWE-476)

Affected Products

Product	Versions
ProxygenFacebook	v2018.11.19.00Affected v2018.10.29.00 to before unspecifiedAffected before v2018.10.29.00Not affected

References

https://github.com/facebook/proxygen/commit/0600ebe59c3e82cd012def77ca9ca1918da74a71

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